Home / 90,974.70-136,443.25-24,399

Finding the Fourth Proportional to 90,974.70, 136,443.25 and 24,399

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Solution

The fourth proportional to 90,974.70, 136,443.25 and 24,399 is: 36,593.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,974.70 : 136,443.25 = 24,399 : x
  2. Step 2: Convert to fraction form
    90,974.70/136,443.25 = 24,399/x
  3. Step 3: Cross multiply
    90,974.70x = 136,443.25 × 24,399
  4. Step 4: Simplify right side
    90,974.70x = 3,329,078,887.25
  5. Step 5: Solve for x
    x = 3,329,078,887.25/90,974.70
  6. Step 6: Final answer
    x = 36,593.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.